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Sound Files

Hear the bhi DSP noise cancellation products in action below. These samples were taken from real DSP products manufactured and designed by bhi.

Medical intercoms

The NEIS-RM25 is our DSP noise cancelling intercom system that can be integrated directly into noisy hospital machines, including CAT scanners, MRI machines, radiotherapy machines and other types of treatment room equipment. Listen to the sound clip below that showcases the difference our technology makes in a CAT scanner, making communication with the patient much clearer.

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CAT scanner treatment room

Motorsports and transport

Using our low level and amplified noise cancelling PCB modules, communications in transport and motorsport can be much clearer. Our DSP noise cancelling focuses on reducing background noise, making speech clearer and more intelligible. These can be retrofitted directly into communications systems. Listen to the clips below of our technology in action in transport settings.

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Speech and Diesel Engine

In Car Noise Reduction

In Car Recording at 70mph

Amateur radio

Hear how our DSP noise cancelling products help improve communications for amateur radio enthusiasts.

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20m SSB

Dual In-Line 14MHz band filter level 4

Dual In-Line 14MHz band filter level 2

Radio Interference

General noise reduction

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Interference from Plasma TV

Minimal Background Noise

Note: If you have any noisy sound files and you are unsure as to whether or not our products will improve the audio quality, please email or post them to us and we will send you back the processed versions.